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What does virtual keyword mean
What does virtual keyword mean ? They signify that method and property can be overridden. 2007-10-23, 6215👍, 0💬

What’s difference between Datagrid, Datalist and repeater
What’s difference between Datagrid, Datalist and repeater? WA Datagrid, Datalist and Repeater are all ASP.NET data Web controls. They have many things in common like DataSource Property, DataBind Method ItemDataBound and ItemCreated. When you assign the DataSource Property of a Datagrid to a DataSet... 2007-10-24, 6214👍, 0💬

What Is Wrong with My &lt;br&gt; Tags
What Is Wrong with My &lt;br&gt; Tags? - XHTML Tutorials - Introduction To Tag and Attribute Syntax If you are used HTML syntax, you may write your &lt;br&gt; tags as in the paragram below: &lt;p&gt; I love the way you look at me,&lt;br&gt; Your eyes so bright and blu... 2007-05-12, 6214👍, 0💬

Stoping JSP Execution in the Middle of a JSP Page
Can I stop JSP execution while in the midst of processing a request? Yes. Preemptive termination of request processing on an error condition is a good way to maximize the throughput of a high-volume JSP engine. The trick (asuming Java is your scripting language) is to use the return statement when y... 2007-04-03, 6209👍, 0💬

What can JavaScript programs do?
What can JavaScript programs do? Generation of HTML pages on-the-fly without accessing the Web server. The user can be given control over the browser like User input validation Simple computations can be performed on the client's machine The user's browser, OS, screen size, etc. can be detected Date... 2008-05-27, 6207👍, 0💬

How many ways are there to implement locking in ADO.NET
How many ways are there to implement locking in ADO.NET ? Following are the ways to implement locking using ADO.NET 1. When we call gUpdateh method of DataAdapter it handles locking internally. If the DataSet values are not matching with current data in Database it raises concurrency exception err... 2007-10-24, 6206👍, 0💬

Synchronized Methods and Synchronized Statements
What are synchronized methods and synchronized statements? Synchronized methods are methods that are used to control access to a method or an object. A thread only executes a synchronized method after it has acquired the lock for the method's object or class. Synchronized statements are similar to s... 2007-03-03, 6206👍, 0💬

What Is PEAR
What Is PEAR? PEAR is the next revolution in PHP. This repository is bringing higher level programming to PHP. PEAR is a framework and distribution system for reusable PHP components. It eases installation by bringing an automated wizard, and packing the strength and experience of PHP users into a n... 2007-02-27, 6206👍, 0💬

How will you do code reviews
How will you do code reviews ? The way in which code reviews are done change from person to person and also company to company. But the normally when a project is started project people define their architecture, coding standards etc in their design document. So before starting the code review you w... 2007-10-30, 6205👍, 0💬

How can we make Windows API calls in .NET
How can we make Windows API calls in .NET? Windows API call are not COM based and they are invoked through Platform Invoke Services. Declare StringConversionType (Function | Sub) MethodName Lib "DllName" ([Args]) As Type ã StringConversionType is for what type of conversion should take place. Eithe... 2007-10-22, 6205👍, 0💬

Which are the important namespaces during localization and globalization
Which are the important namespaces during localization and globalization? There are two most important namespaces: System.Globalization - contains classes that define culture-related information, including the language, the country/region, the calendars in use, the format patterns for dates, currenc... 2007-11-01, 6203👍, 0💬

What is Operator Overloading in .NET
What is Operator Overloading in .NET? It provides a way to define and use operators such as +, -, and / for user-defined classes or structs. It allows us to define/redefine the way operators work with our classes and structs. This allows programmers to make their custom types look and feel like simp... 2007-10-23, 6203👍, 0💬

How To Omit Columns with Default Values in INSERT Statement
How To Omit Columns with Default Values in INSERT Statement? - MySQL FAQs - Understanding SQL INSERT, UPDATE and DELETE Statements If you don't want to specify values for columns that have default values, or you want to specify values to columns in an order different than how they are defined, you c... 2007-05-11, 6203👍, 0💬

How To Run a Stored Procedure Interactively
How To Run a Stored Procedure Interactively? - Oracle DBA FAQ - Introduction to Oracle SQL Developer If have an existing stored procedure and you want to run it interactively, the tutorial steps listed below will help you out: Open you connection name, like Local_XE. Open Procedures. Right-click the... 2007-04-28, 6202👍, 0💬

What is cross cutting in AOP
What is cross cutting in AOP ? When one or many concerns span across module it is called as cross cutting. Example in our audit trail example we will probably need to audit trail for customer as well as supplier. So Audit trail can span across other objects also that is termed as cross cutting. Belo... 2007-10-24, 6201👍, 0💬

How To Create a Table for Transaction Testing
How To Create a Table for Transaction Testing? - MySQL FAQs - Transaction Management: Commit or Rollback If you want to learn transaction management, you should create a table with the InnoDB storage engine. The default storage engine MyISAM does not support the transaction concept. The tutorial exe... 2007-05-11, 6201👍, 0💬

What Are the "mysql" Command Line Arguments
What Are the "mysql" Command Line Arguments? - MySQL FAQs - Command-Line End User Interface mysql "mysql" supports only one optional command line argument, "database". But "mysql" allows the operating system to redirect input and output streams at the command line level. Here are some good examples:... 2007-05-10, 6200👍, 0💬

How Long a Transaction Will Wait for a Data Lock
How Long a Transaction Will Wait for a Data Lock? - MySQL FAQs - Transaction Management: Commit or Rollback If you issue a UPDATE or DELETE statement on a row that has an exclusive lock owned by another session, your statement will be blocked to wait for the other session to release the lock. But th... 2007-05-11, 6199👍, 0💬

How Does MySQL Handle Read Consistency
How Does MySQL Handle Read Consistency? - MySQL FAQs - Transaction Management: Commit or Rollback Read consistency is a concept that describes how consistent the output will be on two subsequent read operations. A read operation is usually a stand alone SELECT statement or a SELECT subquery in a par... 2007-05-11, 6190👍, 0💬

Uploading Files with File Input Fields in a Form
How To Write the FORM Tag Correctly for Uploading Files? When users clicks the submit button, files specified in the &lt;INPUT TYPE=FILE...> will be transferred from the browser to the Web server. This transferring (uploading) process is controlled by a properly written &lt;FORM...> tag as: ... 2007-02-27, 6190👍, 0💬

Can one Maximize/ Minimize a Window in Forms?
Can one Maximize/ Minimize a Window in Forms? On MS-Windows, Forms run inside a Windows Multiple-Document Interface (MDI) window. You can use SET_WINDOW_PROPERTY on the window called FORMS_MDI_WINDOW to resize this MDI (or any other named) window. Examples: set_window_property(FORMS_MDI_ WINDOW,WIND... 2011-03-29, 6186👍, 0💬

How To Use DIV Elements to Change CSS Properties
How To Use DIV Elements to Change CSS Properties? - XHTML 1.0 Tutorials - Understanding DIV and SPAN elements As elements containers, "div" elements are perfect places to set CSS properties which will be applied to all elements in the container. Here is a tutorial example of how to set CSS propertie... 2007-05-12, 6180👍, 0💬

What are different types of JIT ?
.NET INTERVIEW QUESTIONS - What are different types of JIT ? JIT compiler is a part of the runtime execution environment. In Microsoft .NET there are three types of JIT compilers: * Pre-JIT :- Pre-JIT compiles complete source code into native code in a single compilation cycle. This is done at the t... 2010-04-13, 6177👍, 0💬

Does Perl have reference type?
Does Perl have reference type Yes. Perl can make a scalar or hash type reference by using backslash operator. For example: $str = "here we go"; # a scalar variable $strref = \$str; # a reference to a scalar @array = (1..10); # an array $arrayref = \@array; # a reference to an array Note that the ref... 2007-11-20, 6169👍, 0💬

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.NET C C++ CSS DBA General HTML Java JavaScript JSP JUnit MySQL Networking Oracle Perl Perl PHP PL/SQL RSS Software QA SQL Server Struts Unix Windows XHTML XML